î e f³ã@sIdZdgZddlmZddlmZGdd„deƒZdS)z9Base class for MIME type messages that are not multipart.ÚMIMENonMultiparté)Úerrors)ÚMIMEBasec@s"eZdZdZdd„ZdS)rz0Base class for MIME non-multipart type messages.cCstjdƒ‚dS)Nz4Cannot attach additional subparts to non-multipart/*)rZMultipartConversionError)ÚselfZpayload©rús